A SYNOPSIS OF THE VEGETABLE KINGDOM. 



53 



B, Glands distinct, alternate 

 with lobes of calyx-like 



involucre : 



BB. Glands connate in a cnp 

 or entire disc en(ir<'l- 

 inj; tlie lolies of tl: 

 deeply 5-cut involucre. 



3. Sl'NADENIUJ 



2. Buxus Tribe. 



A. Stamens c» ; no rudiment 



of ovary in staminate fls.4. Si.MMONDSIA. 

 AA. Stamens as many as the 

 sepals and opposite them : 

 rudiment of ovary in 

 staminate fls. present. 

 The following genera 

 are fundamentally sepa- 

 rated on inflorescence 

 characters but the leaf 

 characters are briefer 



and easier 



B. Lvs. alternate, entire. ...5. Sarcococca. 

 BB. Lvs. alternate, usually 



coarsely toothed 0. rAcnvsANDEA. 



BBB. Lvs. opposite 7. Bu.xus 



3. riIVLLAXTHL-.S Tkibe. 



A. Fls. petaliferous. the stami- 

 nate ones glomerate at 

 axils or nodes, pistillate 



often solitary 8. Cleistanthds. 



(Consult Lebidieropsie.) 



AA. Fls. very rarely petaliferous. 



B. Staminate fls. glomerate 



at axils or nodes, rarely 



snbcymose : pistillate 



fls. often solitary 



c. S t y I e s or style 

 branches erect or re- 

 curved, slender or di- 

 lated only at apex.. . 

 D. Stamens opposite 

 sepals usually ."j : 

 rudiment of ovary 

 present in stami- 

 nate fl n. Secceinega. 



DD. Stamens 2-6 : rudi- 

 ment of ovary ab- 

 sent from the cen- 

 ter of the stami- 

 nate fl 10. rHYLLANTHDS. 



cc. Styles much dilated : 



spreading 



D. Stamens few in the 



center of the fl. ..11. Pctkanjiva. 

 DD. Stamens oj . aflixed 

 around a broad, 

 concave central 



disc 12. riEMICYCLIA. 



BB. staminate fls. in racemes 

 or spikes, which are 

 catkin-like or slender 

 and simple or panicu- 



lately branched 



c. Stamens 5-15. crowded 



in center of fl 13. Daphniphylldm. 



cc. stamens 2-5 around 

 the rudiment of 

 ovary 14. Antidesma. 



4. Croton Tribe. 



(Summary of the subtiibes. omitting one, and ignor- 

 ing exceptions). 



A. Subtribe 1. Jatrophem. In 

 florescence composed of 

 cymose panicles. 2-3-chot- 

 omous, rarely reduced to a 

 terminal fascicle, andro- 

 gynous with a central 

 pistillate flower, or uni- 

 sexual 



AA. Inflorescence usually com- 

 posed of racemes or 



spikes 



B. staminate fls. usually pet- 

 aliferous 



0. Subtribe 2. E u c r o- 

 toncw. . Racemes or 

 spikes terminal : fila- 

 ments inflexed at the 

 apex in the bud. the 

 anthers reversed, but 

 at length usually 



erect 



CC. Subtribe 3. Chrozo- 

 pharew. K a c e m e s, 

 spikes, (or rarel.v the 

 racemiform panicles) 

 axillary, rarely ter- 

 minal or panicled at 

 tips of branches ; an- 

 thers erect even in 



the bud 



BB. Staminate fls. devoid of 



petals 



C. Subtribe 4. Hippoma- 

 new. Calyx of stam- 

 inate fls. small and 

 open even before an- 

 thesis, s o m e t i m es 

 minute or wanting; 

 otherwise as in 

 Acalyphere or riuke- 



netieie 



cc. Calyx not as in c 



D. Subtribe 5. Adria- 

 ncw. Racemes or 

 spikes terminal, 

 simple : styles dis- 

 tinct or hardly 

 connate at base. . . 

 DD. Racemes or spikes 

 axillary or pan- 

 icled at tips of 



branches 



E. Subtribe 6. Araly- 

 phete. Styles us- 

 nallv distinct. . . . 

 EE. Subtribe 7. Plukrii- 

 etiew. Style us- 

 ually continuous 

 with the ovary, 

 columnar, shortly 

 or very shortly 

 lobed at apex. . . . 



Subtribe 1. jATROPHEiE. 



A. Staminate fls. without pet- 



AA. Staminate fls. with petals, 

 or rarely with a petaloid 



B. Calyx imbricate 16. Jatropha. 



BB. Calyx valvately ruptured. 17. Aleurites. 



Subtribe 2. Eucrotone-e. 



Sepals equal or rarel.v un- 

 equal, valvate or slightl.v 

 imbricate ..18. Croton. 



Subtribe 3. Chrozophore.e. 



Calyx small, oppressed, free 



petals small, free 19. Codi.j;dm. 



Subtribe 4. Hipposiane.e. 



A. Stamens 00 20. HOMALANTHns. 



AA. stamens 1-2 21. Stillingia. 



Subtribe 5. Adriane.e. 



Staminate calyx often colored. 22. Manihot. 



Subtribe 6. Acalyphe.*. 



A. The anther cells usually 

 stalked, at length flexu- 

 ous, dehiscent at apex. .. 23. Acalypha, 

 AA. The anther cells oblong, 

 everywber" or above the 

 middle adnate, parallel or 



divergent 24. Mallotds. 



AAA. The anther cells subglo- 

 bose : stamens very num- 

 e ro u a, the filaments 

 branching repeatedly. ...25. RiciNOS. 



